| Colonia to Romeoville (Illinois) | 720.40 mi (1,159.37 km) |
| Colonia to Romulus (Michigan) | 482.13 mi (775.92 km) |
| Colonia to Ronkonkoma (New York) | 64.03 mi (103.05 km) |
| Colonia to Roosevelt (New York) | 38.80 mi (62.45 km) |
| Colonia to Rosamond (California) | 2,406.22 mi (3,872.43 km) |
| Colonia to Rosaryville (Maryland) | 183.69 mi (295.62 km) |
| Colonia to Roscoe (Illinois) | 769.72 mi (1,238.74 km) |
| Colonia to Rose Hill (Virginia) | 193.95 mi (312.13 km) |
| Colonia to Roseburg (Oregon) | 2,491.78 mi (4,010.13 km) |
| Colonia to Rosedale (California) | 2,444.10 mi (3,933.40 km) |
| Colonia to Rosedale (Maryland) | 145.41 mi (234.02 km) |
| Colonia to Roselle (Illinois) | 720.58 mi (1,159.66 km) |
| Colonia to Roselle (New Jersey) | 5.05 mi (8.13 km) |
| Colonia to Roselle Park (New Jersey) | 5.62 mi (9.05 km) |
| Colonia to Rosemead (California) | 2,421.02 mi (3,896.26 km) |
